/**
 * 
 */
package com.wuneng.commonlibrary.util;

import android.content.Intent;
import android.net.Uri;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;

/**
 * @Title: 文件的常用类
 * @Description: 
 * @Company: www.cari.com.cn
 * @author zhouzhou
 * @date 2015-10-29 下午4:30:40
 */
public class FileUtil {
	
	public static Intent openFile(String filePath){  
		  
        File file = new File(filePath);  
        if(!file.exists()) return null;  
        /* 取得扩展名 */  
        String end=file.getName().substring(file.getName().lastIndexOf(".") + 1,file.getName().length()).toLowerCase();   
        /* 依扩展名的类型决定MimeType */  
        if(end.equals("m4a")||end.equals("mp3")||end.equals("mid")||  
                end.equals("xmf")||end.equals("ogg")||end.equals("wav")){  
            return getAudioFileIntent(filePath);  
        }else if(end.equals("3gp")||end.equals("mp4")){  
            return getVideoFileIntent(filePath);
        }else if(end.equals("jpg")||end.equals("gif")||end.equals("png")||  
                end.equals("jpeg")||end.equals("bmp")){  
            return getImageFileIntent(filePath);  
        }else if(end.equals("apk")){  
            return getApkFileIntent(filePath);  
        }else if(end.equals("ppt")){  
            return getPptFileIntent(filePath);  
        }else if(end.equals("xls") || end.equals("xlsx")){  
            return getExcelFileIntent(filePath);  
        }else if(end.equals("doc") || end.equals("docx")){  
            return getWordFileIntent(filePath);  
        }else if(end.equals("pdf")){  
            return getPdfFileIntent(filePath);  
        }else if(end.equals("chm")){  
            return getChmFileIntent(filePath);  
        }else if(end.equals("txt")){  
            return getTextFileIntent(filePath,false);  
        }else if(end.equals("html")){  
                return getHtmlFileIntent(filePath);  
        }else{  
            return getAllIntent(filePath);  
        }  
    }  
      
    //Android获取一个用于打开APK文件的intent  
    public static Intent getAllIntent( String param ) {  
  
        Intent intent = new Intent();    
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);    
        intent.setAction(Intent.ACTION_VIEW);
        Uri uri = Uri.fromFile(new File(param ));
        intent.setDataAndType(uri,"*/*");
        return intent;
    }
    //Android获取一个用于打开APK文件的intent
    public static Intent getApkFileIntent( String param ) {

        Intent intent = new Intent();
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        intent.setAction(Intent.ACTION_VIEW);
        Uri uri = Uri.fromFile(new File(param ));  
        intent.setDataAndType(uri,"application/vnd.android.package-archive");   
        return intent;  
    }  
  
    //Android获取一个用于打开VIDEO文件的intent  
    public static Intent getVideoFileIntent( String param ) {  
  
        Intent intent = new Intent("android.intent.action.VIEW");  
        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);  
        intent.putExtra("oneshot", 0);  
        intent.putExtra("configchange", 0);  
        Uri uri = Uri.fromFile(new File(param ));  
        intent.setDataAndType(uri, "video/*");  
        return intent;  
    }  
  
    //Android获取一个用于打开AUDIO文件的intent  
    public static Intent getAudioFileIntent( String param ){  
  
        Intent intent = new Intent("android.intent.action.VIEW");  
        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);  
        intent.putExtra("oneshot", 0);  
        intent.putExtra("configchange", 0);  
        Uri uri = Uri.fromFile(new File(param ));  
        intent.setDataAndType(uri, "audio/*");
        return intent;  
    }  
  
    //Android获取一个用于打开Html文件的intent     
    public static Intent getHtmlFileIntent( String param ){  
  
        Uri uri = Uri.parse(param ).buildUpon().encodedAuthority("com.android.htmlfileprovider").scheme("content").encodedPath(param ).build();  
        Intent intent = new Intent("android.intent.action.VIEW");  
        intent.setDataAndType(uri, "text/html");  
        return intent;  
    }  
  
    //Android获取一个用于打开图片文件的intent  
    public static Intent getImageFileIntent( String param ) {  
  
        Intent intent = new Intent("android.intent.action.VIEW");  
        intent.addCategory("android.intent.category.DEFAULT");  
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);  
        Uri uri = Uri.fromFile(new File(param ));  
        intent.setDataAndType(uri, "image/*");  
        return intent;  
    }  
  
    //Android获取一个用于打开PPT文件的intent     
    public static Intent getPptFileIntent( String param ){    
  
        Intent intent = new Intent("android.intent.action.VIEW");     
        intent.addCategory("android.intent.category.DEFAULT");     
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);     
        Uri uri = Uri.fromFile(new File(param ));     
        intent.setDataAndType(uri, "application/vnd.ms-powerpoint");     
        return intent;     
    }     
  
    //Android获取一个用于打开Excel文件的intent     
    public static Intent getExcelFileIntent( String param ){    
  
        Intent intent = new Intent("android.intent.action.VIEW");     
        intent.addCategory("android.intent.category.DEFAULT");     
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);     
        Uri uri = Uri.fromFile(new File(param ));     
        intent.setDataAndType(uri, "application/vnd.ms-excel");     
        return intent;     
    }     
  
    //Android获取一个用于打开Word文件的intent     
    public static Intent getWordFileIntent( String param ){    
  
        Intent intent = new Intent("android.intent.action.VIEW");     
        intent.addCategory("android.intent.category.DEFAULT");     
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);     
        Uri uri = Uri.fromFile(new File(param ));     
        intent.setDataAndType(uri, "application/msword");     
        return intent;     
    }     
  
    //Android获取一个用于打开CHM文件的intent     
    public static Intent getChmFileIntent( String param ){     
  
        Intent intent = new Intent("android.intent.action.VIEW");     
        intent.addCategory("android.intent.category.DEFAULT");     
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);     
        Uri uri = Uri.fromFile(new File(param ));     
        intent.setDataAndType(uri, "application/x-chm");     
        return intent;     
    }     
  
    //Android获取一个用于打开文本文件的intent     
    public static Intent getTextFileIntent( String param, boolean paramBoolean){     
  
        Intent intent = new Intent("android.intent.action.VIEW");     
        intent.addCategory("android.intent.category.DEFAULT");     
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);     
        if (paramBoolean){     
            Uri uri1 = Uri.parse(param );     
            intent.setDataAndType(uri1, "text/plain");
        }else{     
            Uri uri2 = Uri.fromFile(new File(param ));     
            intent.setDataAndType(uri2, "text/plain");
        }     
        return intent;     
    }    
    //Android获取一个用于打开PDF文件的intent     
    public static Intent getPdfFileIntent( String param ){     
  
        Intent intent = new Intent("android.intent.action.VIEW");     
        intent.addCategory("android.intent.category.DEFAULT");     
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);     
        Uri uri = Uri.fromFile(new File(param ));     
        intent.setDataAndType(uri, "application/pdf");     
        return intent;     
    }  
    
    /**
     * 递归删除文件和文件夹
     * 
     * @param file
     *            要删除的根目录
     */ 
    public static void DeleteFile(File file) { 
        if (file.exists() == false) { 
            return; 
        } else { 
            if (file.isFile()) { 
                file.delete(); 
                return; 
            } 
            if (file.isDirectory()) { 
                File[] childFile = file.listFiles(); 
                if (childFile == null || childFile.length == 0) { 
                    file.delete(); 
                    return; 
                } 
                for (File f : childFile) { 
                    DeleteFile(f); 
                } 
                file.delete(); 
            } 
        } 
    } 
    
    
    /**
	 * 复制单个文件
	 * 
	 * @param oldPath
	 *            String 原文件路径 如：c:/fqf.txt
	 * @param newPath
	 *            String 复制后路径 如：f:/fqf.txt
	 * @return boolean
	 */
	public static void copyFile(String oldPath, String newPath) {
		try {
			int bytesum = 0;
			int byteread = 0;
			File oldfile = new File(oldPath);
			if (oldfile.exists()) { // 文件存在时
				InputStream inStream = new FileInputStream(oldPath); // 读入原文件
				FileOutputStream fs = new FileOutputStream(newPath);
				byte[] buffer = new byte[1444];
				int length;
				while ((byteread = inStream.read(buffer)) != -1) {
					bytesum += byteread; // 字节数 文件大小
					System.out.println(bytesum);
					fs.write(buffer, 0, byteread);
				}
				inStream.close();
			}
		} catch (Exception e) {
			System.out.println("复制单个文件操作出错");
			e.printStackTrace();

		}

	}

	/**
	 * 复制整个文件夹内容
	 * 
	 * @param oldPath
	 *            String 原文件路径 如：c:/fqf
	 * @param newPath
	 *            String 复制后路径 如：f:/fqf/ff
	 * @return boolean
	 */
	public static void copyFolder(String oldPath, String newPath) {

		try {
			(new File(newPath)).mkdirs(); // 如果文件夹不存在 则建立新文件夹
			File a = new File(oldPath);
			String[] file = a.list();
			File temp = null;
			for (int i = 0; i < file.length; i++) {
				if (oldPath.endsWith(File.separator)) {
					temp = new File(oldPath + file[i]);
				} else {
					temp = new File(oldPath + File.separator + file[i]);
				}

				if (temp.isFile()) {
					FileInputStream input = new FileInputStream(temp);
					FileOutputStream output = new FileOutputStream(newPath + "/" + (temp.getName()).toString());
					byte[] b = new byte[1024 * 5];
					int len;
					while ((len = input.read(b)) != -1) {
						output.write(b, 0, len);
					}
					output.flush();
					output.close();
					input.close();
				}
				if (temp.isDirectory()) {// 如果是子文件夹
					copyFolder(oldPath + "/" + file[i], newPath + "/" + file[i]);
				}
			}
		} catch (Exception e) {
			System.out.println("复制整个文件夹内容操作出错");
			e.printStackTrace();

		}

	}


}
